tjh.dev
Linux kernel mirror (for testing)
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1# SPDX-License-Identifier: (GPL-2.0-only or BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/crypto/ti,sa2ul.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: K3 SoC SA2UL crypto module
8
9maintainers:
10 - Tero Kristo <t-kristo@ti.com>
11
12properties:
13 compatible:
14 enum:
15 - ti,j721e-sa2ul
16 - ti,am654-sa2ul
17 - ti,am64-sa2ul
18
19 reg:
20 maxItems: 1
21
22 power-domains:
23 maxItems: 1
24
25 dmas:
26 items:
27 - description: TX DMA Channel
28 - description: RX DMA Channel #1
29 - description: RX DMA Channel #2
30
31 dma-names:
32 items:
33 - const: tx
34 - const: rx1
35 - const: rx2
36
37 dma-coherent: true
38
39 "#address-cells":
40 const: 2
41
42 "#size-cells":
43 const: 2
44
45 ranges:
46 description:
47 Address translation for the possible RNG child node for SA2UL
48
49 clocks:
50 items:
51 - description: Clock used by PKA
52 - description: Main Input Clock
53 - description: Clock used by rng
54
55 clock-names:
56 items:
57 - const: pka_in_clk
58 - const: x1_clk
59 - const: x2_clk
60
61patternProperties:
62 "^rng@[a-f0-9]+$":
63 type: object
64 description:
65 Child RNG node for SA2UL
66
67required:
68 - compatible
69 - reg
70 - power-domains
71 - dmas
72 - dma-names
73
74if:
75 properties:
76 compatible:
77 enum:
78 - ti,j721e-sa2ul
79 - ti,am654-sa2ul
80then:
81 required:
82 - dma-coherent
83
84additionalProperties: false
85
86examples:
87 - |
88 #include <dt-bindings/soc/ti,sci_pm_domain.h>
89
90 main_crypto: crypto@4e00000 {
91 compatible = "ti,j721e-sa2ul";
92 reg = <0x4e00000 0x1200>;
93 power-domains = <&k3_pds 264 TI_SCI_PD_EXCLUSIVE>;
94 dmas = <&main_udmap 0xc000>, <&main_udmap 0x4000>,
95 <&main_udmap 0x4001>;
96 dma-names = "tx", "rx1", "rx2";
97 dma-coherent;
98 };